Furaneol
Aroma Chemical Heart Note CAS 3658-77-3
A sweet caramellic note with a ripe strawberry character and a burnt sugar facet. Powerful and jammy, it is essential for strawberry, pineapple and gourmand accords.
Odor profile
| Note | Heart Note |
| Descriptor 1 | Gourmand |
| Descriptor 2 | Caramel |
| Descriptor 3 | Strawberry |
| Odor Impact1 | 14.5 |
| Tenacity1 | 14 h |
| Tenacity2 | 320 h |
1 Source: PerfumersWorld
2 Source: The Good Scents Company
Both tenacity figures are blotter life. The two labs use different evaluation protocols, so the numbers are not directly comparable — read them as two independent readings, not as a contradiction.
Identification
| CAS Number | 3658-77-3 |
| INCI Name | Dimethylhydroxy furanone |
| Category | Aroma Chemical |
| Formula | C6H8O3 |
| Mol. Weight | 128.13 |
| IUPAC Name | 4-hydroxy-2,5-dimethylfuran-3-one |
| InChIKey | INAXVXBDKKUCGI-UHFFFAOYSA-N |
Synonyms
4-Hydroxy-2,5-dimethyl-3(2h)-furanone, 4-hydroxy-2,5-dimethylfuran-3(2H)-one, 2,5-Dimethyl-4-hydroxy-3(2H)-furanone, 4-Hydroxy-2,5-dimethyl-3(2H)furanone, Pineapple ketone, Dimethylhydroxy furanone, Alletone, Strawberry furanone, 4-hydroxy-2,5-dimethylfuran-3-one, 3(2H)-Furanone, 4-hydroxy-2, 5-dimethyl-, 2,5-Dimethyl-4-hydroxy-2,3-dihydrofuran-3-one, Furaneol 10%, alnose, cadion, carmelan (Elan), dimethyl hydroxy furanone natural, dimethyl hydroxyfuranone, 2,5-dimethyl-3-hydroxy-4-oxo-4,5-dihydrofuran, 2,5-dimethyl-4-hydroxy-3(2H) furanone, 2,5-dimethyl-4,5-dihydrofuran-3-ol-4-one, enhansol, flerueol (strawberry furanone) natural, furaneol (Firmenich), nat. furaneol, furaneol (strawberry furanone) various dilutions, furaneol nat (Firmenich), furaneol nat ex sugar, furaneol synthetic, furanone, furonol (Givaudan), 4-hydroxy 2.5 dimethyl 3(2H) furanone 98%, natural, natural hydroxy dimethyl furanone, 4-hydroxy-2,5-dimethyl furan-2(3H)-one, 4-hydroxy-2,5-dimethyl-2-hydrofuran-3-one, 4-hydroxy-2,5-dimethyl-3-furanone, 4-hydroxy-2,5-dimethyl-3(2H)-furanone natural, hydroxy-2,5-dimethyl-3(2H)furanone, 4-hydroxy-2,5-dimethylfuran-2(3H)-one, pineapple compound, strawberry furanona
Physical and chemical data
| Boiling Point | 216.0 °C |
| Melting Point | 78.0 °C |
| Flash Point | 93.33 °C |
| Vapor Pressure | 0.008 mm Hg at 25 °C |
| LogP | 0.7 |
| Solubility | In water, 0.315 g/mL at 25 °C |
| Appearance | Liquid |
Regulatory status
IFRA maximum concentrations
| Category | Use | Limit in the finished product |
|---|---|---|
| Category 1 | Lip products, toys | 0.045 % |
| Category 2 | Deodorants, antiperspirants | 0.014 % |
| Category 3 | Eye products | 0.27 % |
| Category 4 | Fine fragrance | 0.25 % |
| Category 5A | Body lotion | 0.064 % |
| Category 5B | Face cream | 0.064 % |
| Category 5C | Hand cream | 0.064 % |
| Category 5D | Baby creams, oils | 0.021 % |
| Category 6 | Oral care, mouthwash | 0.15 % |
| Category 7A | Rinse-off hair products | 0.52 % |
| Category 7B | Leave-on hair products | 0.52 % |
| Category 8 | Intimate and baby wipes | 0.021 % |
| Category 9 | Soap, shampoo, rinse-off | 0.49 % |
| Category 10A | Household care, hand contact | 0.49 % |
| Category 10B | Aerosol air fresheners | 1.8 % |
| Category 11A | Intended skin contact | 0.021 % |
| Category 11B | Minimal skin contact | 0.021 % |
| Category 12 | No skin contact, candles | Not restricted |
| IFRA Amendment | 49 |
| Restriction Type | Restriction |
| Critical Effect | Dermal Sensitization And Systemic Toxicity |
All figures on this page are guide values collected from public reference works and supplier declarations. They differ between batches, origins and qualities. The data sheet of your own supplier is always the authoritative document for the material you actually use.